支气管肺炎患儿用青霉素治疗,持续用药时间应为
A.体温恢复正常
B.体温恢复正常后3天
C.体温恢复正常后5~7天
D.临床症状消失
E.临床症状消失后7天
参考答案:C
--What terrible water!
-- Er, things are getting better. Our government is trying its best.
A.in fact
B.for example
C.instead of
D.at first
按涂料的使用效果分类的有()。
A.烘漆
B.绝缘漆
C.防腐蚀漆
D.罩光漆